Did scientists find a city at the bottom of the Atlantic ocean?
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Deep beneath the ocean lies the longest mountain range on Earth: the Mid-Atlantic Ridge. It’s a world of crushing pressure and intense volcanic activity, where nothing should survive. But when scientists scanned the sea floor, they discovered something completely unexpected. Did they find a lost city? Or something far stranger?

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0:00 The Lost City
5:39 How the Ridge Formed
8:29 Magnetic Stripes
10:54 Fractures
15:37 Alien Life
17:03 Scanning the Vents
19:41 Hunt For More Lost Cities
22:23 The Old City
25:52 Under Threat

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Check out the other Astrum channels for videos about space and astronomy:
Astrum: https://www.youtube.com/@astrumspace
Astrum Extra: https://www.youtube.com/@astrumextra

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Astrum Displate Posters: https://astrumspace.info/Displates
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References:
“Longest Mountain Range”, via noaa.gov https://astrumspace.info/midoceanridge
“Mid-Atlantic Ridge”, via unesco.org https://astrumspace.info/midatlanticridge
“Geology of Atlantis Massif”, via mcgill.ca https://astrumspace.info/atlantismassif
“Research on the Lost City”, via washington.edu https://astrumspace.info/lostcity
“Lost City Hydrothermal Field Revisited”, via tos.org https://astrumspace.info/lostcityreturn
“Understanding Plate Motions”, via usgs.gov https://astrumspace.info/platemotions
“Magnetic Stripes on Plates”, via geolsoc.org.uk https://astrumspace.info/magneticstripes
“Serpentinisation at Mid-Ocean Ridges”, via sciencedirect.com https://astrumspace.info/serpentine
“Ecology of Old City Field”, via nature.com https://astrumspace.info/oldcity
“Three New Hydrothermal Vent Fields on Mid-Atlantic Ridge”, via schmidtocean.org https://astrumspace.info/ventfield

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Credits:
Narrator: James Stewart
Writer: James Stewart
Video Editor: Celal Kaçar
Animator: Peter Sheppard
Researcher: Shourya Shrivastava
Script Editor: Damaris McColgan
Thumbnail Designers: Peter Sheppard, Juane Dames
Publishing Lead: Georgina Brenner
Production Coordinator: Rose Unwin
Edit Producer: Poppy Pinnock
Producers: Alex McColgan, James Stewart
Head of Astrum: Jess Jordan
Creator of Astrum: Alex McColgan

With special thanks to:
NOAA
French Oceanographic Fleet, IFREMERS

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#AstrumEarth #Astrum #Ocean